But a video posted to YouTube this week shows that pets can master another element of fitness: competition. In the video, a pup running on a treadmill gets some added exercise when his partner tries to outpace him.
"One of my foster dogs, Heidi, tries to get in front of Tiger on the treadmill," the user wrote on YouTube in the video's description. "Watch his fancy footwork as he puts her in her place."
Check out the video above!
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